Founder of Santos NSW Pty Ltd., Sapex Ltd. and Gas2Grid Ltd., David William King is an entrepreneur and businessperson who has been at the head of 11 different companies and presently is Non-Executive Chairman of Cellmid Ltd.

He is also Member of The Petroleum Exploration Society of Australia, Member of Australian Society of Exploration Geophysicists and Member of Society of Exploration Geophysicists and on the board of 8 other companies.

In the past Dr. King held the position of Non-Executive Chairman at Forbes Ventures, Non-Executive Chairman at Petronor E&P Ltd. and Chairman at African Petroleum Ltd. (a subsidiary of Petronor E&P Ltd.), Chief Executive Officer of Beach Energy Ltd. and Chief Executive Officer for Claremont Petroleum NL (a subsidiary of Beach Energy Ltd.), Independent Non-Executive Director at BIG Un Ltd., Chief Exploration Manager at Hartogen Energy Ltd., Chairman & Chief Executive Officer for Robust Resources Ltd., Non-Executive Director at Santos NSW Pty Ltd., Managing Director at Normandy NFM Ltd., Chief Exploration Manager at Petroz NL, Director at Gas2Grid Ltd. and Director at Sapex Ltd.

David William King received a doctorate from Australian National University, an undergraduate degree from the University of East Anglia, a graduate degree from The Royal School of Mines and a graduate degree from Imperial College London.